From lxv@omut.org Sat Dec 2 02:42:36 2006 Return-Path: Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 9E21916A403 for ; Sat, 2 Dec 2006 02:42:36 +0000 (UTC) (envelope-from lxv@omut.org) Received: from mail.omut.org (mail.omut.org [216.218.215.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id A810443C9D for ; Sat, 2 Dec 2006 02:42:18 +0000 (GMT) (envelope-from lxv@omut.org) Received: from blackbox.omut.org (blackbox.intranet [10.10.10.12]) by mail.omut.org (8.13.8/8.13.8) with ESMTP id kB22gXd1010009 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 1 Dec 2006 18:42:34 -0800 (PST) (envelope-from lxv@omut.org) Received: from blackbox.intranet (localhost [127.0.0.1]) by blackbox.omut.org (8.13.8/8.13.8) with ESMTP id kB22gVWv018666 for ; Fri, 1 Dec 2006 21:42:33 -0500 (EST) (envelope-from lxv@blackbox.intranet) Received: (from lxv@localhost) by blackbox.intranet (8.13.8/8.13.8/Submit) id kB22gURW018665; Fri, 1 Dec 2006 21:42:30 -0500 (EST) (envelope-from lxv) Message-Id: <200612020242.kB22gURW018665@blackbox.intranet> Date: Fri, 1 Dec 2006 21:42:30 -0500 (EST) From: Alex Vasylenko Reply-To: Alex Vasylenko To: FreeBSD-gnats-submit@freebsd.org Cc: Subject: panic in swap_pager_swap_init (amd64/smp/6.2-pre) X-Send-Pr-Version: 3.113 X-GNATS-Notify: >Number: 106186 >Category: amd64 >Synopsis: [panic] panic in swap_pager_swap_init (amd64/smp/6.2-pre) [regression] >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-amd64 >State: closed >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sat Dec 02 02:50:06 GMT 2006 >Closed-Date: Mon Dec 13 19:14:32 UTC 2010 >Last-Modified: Mon Dec 13 19:14:32 UTC 2010 >Originator: Alex Vasylenko >Release: FreeBSD 6.2-PRERELEASE amd64 >Organization: >Environment: System: FreeBSD blackbox.intranet 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #1: Fri Dec 1 20:36:12 EST 2006 root@:/usr/obj/usr/src/sys/GENERIC-AMD64-C amd64 >Description: I tried to upgrade an amd64x2 box from "FreeBSD 6.1-STABLE #36: Mon Sep 4 11:22:15 EDT 2006" to "FreeBSD 6.2-PRERELEASE #1: Mon Nov 13 10:01:57 EST 2006" and found that a newly built kernel panics on boot as follows: SMP: AP CPU #1 Launched! panic: failed to create swap_zone. cpuid = Trying to mou0 KDB: enter: nt root from ufpanic [thread pid 40 tid 100040 ] Stopped at kdb_enter+0x2f db> where Tracing pid 40 tid 100040 td 0xffffff003b9e24c0 kdb_enter() at kdb_enter+0x2f panic() at panic+0x291 swap_pager_swap_init() at swap_pager_swap_init+0x20c vm_pageout() at vm_pageout+0x17c fork_exit() at fork_exit+0x86 fork_trampoline() at fork_trampoline+0xe --- trap 0, rip = 0, rsp = 0xffffffffa753bd00, rbp = 0 --- old dmesg: http://www.omut.org/~lxv/bbox-dmesg-20060824 new dmesg (-v): http://www.omut.org/~lxv/bbox-dmesg-20061113-v kernel config: http://www.omut.org/~lxv/bbox-GENERIC-BBOX >How-To-Repeat: >Fix: There are several known workarounds: - GENERIC (UP) kernel works fine; - my kernel (a stripped down SMP) with "options SMP" removed works; - my kernel with SMP enabled and either -v or -d (followed by cont) works. ... and the best one discovered by another person who also experiences this issue: - have FireWire-related drivers removed from kernel configuration file (firewire/sbp/fwe) >Release-Note: >Audit-Trail: From: Alex Vasylenko To: bug-followup@FreeBSD.org Cc: Subject: Re: amd64/106186: panic in swap_pager_swap_init (amd64/smp/6.2-pre) Date: Thu, 07 Dec 2006 11:10:49 -0500 I was able to narrow the problem down to several commits to RELENG_6. System built from cvsup "tag=RELENG_6 date=2006.09.26.22.00.00" boots fine, "tag=RELENG_6 date=2006.09.27.01.00.00" locks up. All builds use this kernel configuration: http://www.omut.org/~lxv/bbox-GENERIC-BBOX State-Changed-From-To: open->feedback State-Changed-By: jh State-Changed-When: Sun Nov 28 09:46:46 UTC 2010 State-Changed-Why: Can you still reproduce this on 8.x? http://www.freebsd.org/cgi/query-pr.cgi?pr=106186 State-Changed-From-To: feedback->closed State-Changed-By: jh State-Changed-When: Mon Dec 13 19:14:31 UTC 2010 State-Changed-Why: Submitter can't reproduce anymore. http://www.freebsd.org/cgi/query-pr.cgi?pr=106186 >Unformatted: